Changes for page SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual
Last modified by Bei Jinggeng on 2025/01/10 15:51
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... ... @@ -707,7 +707,7 @@ 707 707 708 708 ==== 2.3.3.7 Distance Reading ==== 709 709 710 -Refer [[Ultrasonic Sensor section>> url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.8UltrasonicSensor]].710 +Refer [[Ultrasonic Sensor section>>||anchor="H2.3.3.8UltrasonicSensor"]]. 711 711 712 712 713 713 ==== 2.3.3.8 Ultrasonic Sensor ==== ... ... @@ -716,13 +716,13 @@ 716 716 717 717 The SN50_v3 detects the pulse width of the sensor and converts it to mm output. The accuracy will be within 1 centimeter. The usable range (the distance between the ultrasonic probe and the measured object) is between 24cm and 600cm. 718 718 719 -The working principle of this sensor is similar to the **HC-SR04** ultrasonic sensor. 719 +The working principle of this sensor is similar to the **(% style="color:blue" %)HC-SR04**(%%) ultrasonic sensor. 720 720 721 721 The picture below shows the connection: 722 722 723 723 [[image:image-20230512173903-6.png||height="596" width="715"]] 724 724 725 -Connect to the SN50_v3 and run **AT+MOD=2** to switch to ultrasonic mode (ULT). 725 +Connect to the SN50_v3 and run **(% style="color:blue" %)AT+MOD=2**(%%) to switch to ultrasonic mode (ULT). 726 726 727 727 The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value. 728 728